Officials say the special forces raid in St. Petersburg and an attack by gunmen near Moscow has not killed at least six suspected militants.
Four people were killed at an apartment building in St. Petersburg, as special forces searched for militants in the North Caucasus.
Later, two gunmen suspected to be from the North Caucasus, two traffic police officers were injured to the east of Moscow,
before being killed by security forces.
Russia has been fighting a long and bitter insurgency in the region.
“Firearms and weapons axes”
She said Russia’s FSB security services raid St. Petersburg,
was targeted in the “most wanted suspects arrested in participating in illegal armed groups in the North Caucasus.”
“The criminals destroyed by fire back when they tried to resist.”
Reports also introduced a number of arrests in the apartment building.
The footage showed officers dressed
in the surrounding block on the outskirts of the city masks.
In a later incident, gunmen attacked a traffic police on the highway Shchelkovskoye in Balashikha, 20KM (12 miles) east of Moscow.
Police are investigating whether the men are from the North Caucasus.
A spokesman for the Commission of Inquiry Russian news agency Tass: “The two policemen were injured in the attack and one of them is in serious condition.
“The attackers were firearms and axes.,
Killing one of them shot by police during the attack and another was killed when he was resisting arrest.”
A source in the police Tass A traffic police officers had died, but not confirmed.
Security operations against the militants are common in the North Caucasus region itself but rare in major cities outside.
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